source: rtems/cpukit/libcsupport/src/umask.c @ 1c6926c1

5
Last change on this file since 1c6926c1 was 4a3c920, checked in by Sebastian Huber <sebastian.huber@…>, on 05/04/15 at 07:30:21

libcsupport: Fix umask() locking

Delete comment related to an obsolete implementation of
rtems_libio_set_private_env().

  • Property mode set to 100644
File size: 710 bytes
Line 
1/**
2 *  @file
3 *
4 *  @brief Set File Creation Mask
5 *  @ingroup libcsupport
6 */
7
8/*
9 *  COPYRIGHT (c) 1989-1999.
10 *  On-Line Applications Research Corporation (OAR).
11 *
12 *  The license and distribution terms for this file may be
13 *  found in the file LICENSE in this distribution or at
14 *  http://www.rtems.org/license/LICENSE.
15 */
16
17#if HAVE_CONFIG_H
18  #include "config.h"
19#endif
20
21#include <sys/stat.h>
22
23#include <rtems/libio_.h>
24
25/**
26 *  POSIX 1003.1b 5.3.3 - Set File Creation Mask
27 */
28mode_t umask( mode_t cmask )
29{
30  mode_t old_mask;
31
32  rtems_libio_lock();
33  old_mask = rtems_filesystem_umask;
34  rtems_filesystem_umask = cmask & (S_IRWXU | S_IRWXG | S_IRWXO);
35  rtems_libio_unlock();
36
37  return old_mask;
38}
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